Chapter 2. Command Support
Notes:
1. For this chapter, a megabyte (MB) is equal to 1 048 576 bytes.
2. Binary numbers are represented by numbers followed by
b
. Hexadecimal
numbers are represented by
0
-
9
and
A
-
F
followed by
h
. Numbers with no suffix
can be assumed to be decimal.
Table 1. Supported Common Commands
Command Name
Operation
Code
SCSI
Class
1
SCSI
Spec
2
Page
Applicable Conditions
3
RVC
UAT
NRD
WRP
MFC
DCC
ERASE
19h
M
SSC
6
y
y
y
y
y
y
INQUIRY
12h
M
SPC-2
7
-
-
-
-
-
-
LOAD/UNLOAD
1Bh
O
SSC
14
y
y
-
-
y
y
LOCATE
2Bh
O
SSC
15
y
y
y
-
y
y
LOG SELECT
4Ch
O
SPC-2
16
y
y
-
-
-
y
LOG SENSE
4Dh
O
SPC-2
17
y
-
-
-
-
-
MODE SELECT (6)
15h
M
SPC-2
26
y
y
-
-
-
y
MODE SELECT (10)
55h
O
SPC-2
26
y
y
-
-
-
y
MODE SENSE (6)
1Ah
M
SPC-2
27
y
y
-
-
-
-
MODE SENSE (10)
5Ah
O
SPC-2
27
y
y
-
-
-
-
PERSISTENT
RESERVE IN
5Eh
O
SPC-2
36
y
y
-
-
-
-
PERSISTENT
RESERVE OUT
5Fh
O
SPC-2
39
y
4
y
-
-
-
-
PREVENT ALLOW
MEDIUM REMOVAL
1Eh
O
SPC-2
41
y
y
-
-
-
-
READ
08h
M
SSC
42
y
y
y
-
y
y
READ ATTRIBUTE
8Ch
O
SPC-3
43
y
y
y
-
-
y
READ BLOCK LIMITS
05h
M
SSC
48
y
y
-
-
-
-
READ BUFFER
3Ch
O
SPC-2
49
y
-
-
-
-
-
READ POSITION
34h
M
SSC
52
y
y
-
-
-
-
RECEIVE
DIAGNOSTIC
RESULTS
1Ch
O
SPC-2
53
y
y
-
-
-
-
RELEASE UNIT (6)
17h
M
SPC-2
54
-
y
-
-
-
-
RELEASE UNIT (10)
57h
M
SPC-2
54
-
y
-
-
-
-
REPORT DENSITY
SUPPORT
44h
M
SSC
55
y
y
-
-
-
-
REPORT LUNs
A0h
M
SSC
58
-
-
-
-
-
-
REQUEST SENSE
03h
M
SPC-2
59
-
-
-
-
-
-
RESERVE UNIT (6)
16h
M
SPC-2
63
y
y
-
-
-
-
RESERVE UNIT (10)
56h
M
SPC-2
63
y
y
-
-
-
-
REWIND
01h
M
SSC
64
y
y
y
-
y
y
SEND DIAGNOSTIC
1Dh
M
SPC-2
65
y
y
y
-
y
y
SPACE
11h
M
SSC
81
y
y
y
-
y
y
TEST UNIT READY
00h
M
SSC
82
y
y
y
-
-
y
VERIFY
13h
O
SSC
82
y
y
y
-
y
y
WRITE
0Ah
M
SSC
83
y
y
y
y
y
y
© Copyright IBM Corp. 2001, 2000
5
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Summary of Contents for Ultrium Internal Tape Drive T200
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